Σ index Eq pack 7 Ledger /3 Batch 4 Matrix 17 Matrix 5 Σ#12 Rxn set 8 Matrix 23 Σ#18 Eq pack 1 Rxn set 2 Σ#6

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-18 16:13Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

320K

N₂ + 3H₂ ⇌ 2NH₃

144K

det| 8 9 ; 3 9 | = 45

d/dψ [ψ^4] = 4ψ^3

90K

4x² + 5x + 2 = 0

438K

E = mc²

8ψ² + 7ψ + 0 = 0

394K

CH₄ + 2O₂ → CO₂ + 2H₂O

29K

det| 10 1 ; 6 11 | = 104

\oint_C \vec{F}\cdot d\vec{r} = 0

94K

det| 8 9 ; 4 9 | = 36

211K

det| 2 6 ; 5 3 | = -24

iħ ∂ψ/∂t = Ĥψ

390K

F = G m₁m₂ / r²

69K

det| 10 6 ; 3 11 | = 92

3ψ² + 4ψ + 5 = 0

144K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

352K

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